Trailer Buddy 4/5 Pin One Man Trailer Wiring Tester
220 - Electronic Specialties Inc. (ES)
*Tests 4 & 5 Pin Flat connector wiring *Each signal from vehicle emits a unique tone *Loud beep can be heard over shop noise *One person makes complete test in 30 seconds! *Just apply brakes, turn signals, running lights& engage reverse *Tester also emits unique tone for any shorts in the wiring! *Greatly reduces time spent verifying vehicle trailer wiring *Very simple & easy to use - saves time!